Adding shipping and posting functionalities to your applications may be necessary for your what you're trying to achieve, but it may not always be a quick and easy process. EasyPost is a posting and shipping service specifically designed for applications, saving developers some very valuable development time. The EasyPost API makes it possible for developers to access this functionality and easily integrate it with other applications.
Shippo, a platform that connects ecommerce businesses with multiple shipping carriers from one location, announced a product with the ability to track packages sent by any shipping carrier. Businesses can access current/historical shipment tracking statuses for their packages through a single API.
While many are excited about live traffic data on firm ground, others have turned their attention to the other 3/4 of the earth. According to The Map Room, many ships are required to carry transponders to broadcast their location. The result is a lot of public marine data and the perfect situation for a classic map mashup.